🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.41 AU - 0.65 AU

Year: 149 Days

Day: 14.2 Hours

Environment

Temp: 197 °C

Axial Tilt: 14.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 51,022,449 km

• M1: 64,028 km (0.117 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.53 AU - 0.77 AU

Year: 202 Days

Day: 35.6 Hours

Environment

Temp: 116 °C

Axial Tilt: 41.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.81 AU - 1.07 AU

Year: 351 Days

Day: 28.9 Hours

Environment

Temp: 5 °C

Axial Tilt: 15.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.04 AU - 1.24 AU

Year: 469 Days

Day: 25.5 Hours

Environment

Temp: -2 °C

Axial Tilt: 12.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 2.37 AU - 2.67 AU

Year: 1540 Days

Day: 25.3 Hours

Environment

Temp: -105 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 2.43 AU - 2.77 AU

Year: 1614 Days

Day: 42.3 Hours

Environment

Temp: -110 °C

Axial Tilt: 49.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 2.75 AU - 3.49 AU

Year: 2122 Days

Day: 30.9 Hours

Environment

Temp: -115 °C

Axial Tilt: 7.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Ice Giant

Semi-Major Axis: 15.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 137.1

Radius: 7

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 14.11 AU - 17.81 AU

Year: 24548 Days

Day: 19.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 51,022,449 km

• M1: 89,609 km (0.069 R)
• M2: 374,294 km (0.054 R)
• M3: 636,838 km (0.11 R)
• M4: 882,927 km (0.114 R)
• M5: 1,146,368 km (0.092 R)
• M6: 1,489,995 km (0.104 R)
• M7: 2,160,492 km (0.104 R)
• M8: 3,062,268 km (0.068 R)
• M9: 4,636,337 km (0.039 R)
• M10: 7,125,795 km (0.089 R)
• M11: 12,226,335 km (0.084 R)
• M12: 13,691,347 km (0.119 R)
• M13: 14,466,114 km (0.036 R)
• M14: 15,269,754 km (0.089 R)
• M15: 15,752,057 km (0.111 R)
• M16: 18,087,280 km (0.062 R)
• M17: 18,394,554 km (0.096 R)
• M18: 21,747,790 km (0.048 R)
• M19: 22,270,485 km (0.116 R)
• M20: 24,258,492 km (0.115 R)
• M21: 30,384,674 km (0.075 R)
• M22: 32,146,937 km (0.084 R)
• M23: 33,859,982 km (0.097 R)
• M24: 34,562,045 km (0.055 R)
• M25: 35,035,373 km (0.053 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 401 - 18,254 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit